940286843 has 4 divisors (see below), whose sum is σ = 940458888. Its totient is φ = 940114800.

The previous prime is 940286819. The next prime is 940286857. The reversal of 940286843 is 348682049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 348682049 = 47 ⋅7418767.

It is a cyclic number.

It is not a de Polignac number, because 940286843 - 2²⁶ = 873177979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 940286794 and 940286803.

It is not an unprimeable number, because it can be changed into a prime (940286873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77546 + ... + 88847.

It is an arithmetic number, because the mean of its divisors is an integer number (235114722).

Almost surely, 2^940286843 is an apocalyptic number.

940286843 is a deficient number, since it is larger than the sum of its proper divisors (172045).

940286843 is a wasteful number, since it uses less digits than its factorization.

940286843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172044.

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 940286843 is about 30664.0969702354. The cubic root of 940286843 is about 979.6857395105.

The spelling of 940286843 in words is "nine hundred forty million, two hundred eighty-six thousand, eight hundred forty-three".